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Brown Spots in Guava

verifiedReviewed by the GreenScout Team

Guava is a tropical to subtropical shrub or small tree bearing fragrant, nutritious fruits with creamy flesh and small edible seeds

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Guava care requirements

These care conditions are most relevant to brown spots in Guava. Check each one as a potential cause.

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Light
Full sun (6–8+ hours daily). Tolerates partial shade but fruiting is reduced.
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Water
Drought-tolerant once established. Water regularly during growth and fruiting; reduce in dry season. Overwatering can cause root problems.
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Humidity
Adaptable to 40–70% humidity. Tolerates dry air well; prefers moderate humidity during fruiting.
symptoms

Symptoms to look for in Guava

  • fiber_manual_recordBrown patches on leaves
  • fiber_manual_recordCrispy brown areas
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Common causes in Guava

  • fiber_manual_recordFungal leaf spot
  • fiber_manual_recordSunburn
  • fiber_manual_recordBacterial blight
  • fiber_manual_recordCold damage
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How to diagnose brown spots in Guava

Sunburn: bleached patches facing light source. Fungal: brown spots with rings. Bacterial: water-soaked spots turning brown.

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How to treat brown spots in Guava

Remove affected leaves. Treat with appropriate fungicide or bactericide. Adjust light exposure.

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Preventing brown spots in Guava

Avoid direct midday sun. Improve air circulation. Water at soil level.

Other Guava problems